From: Xin Li <talons.lee@gmail.com>
Subject: [PATCH 2/3] xen/xsm: Introduce new boot parameter xsm
Date: Mon,  8 Oct 2018 18:59:02 +0800
Message-ID: <20181008105903.766-2-xin.li@citrix.com>
References: <20181008105903.766-1-xin.li@citrix.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xenproject.org>
In-Reply-To: <20181008105903.766-1-xin.li@citrix.com>
List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xenproject.org>
List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help>
List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xenproject.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org>
To: xen-devel@lists.xen.org
Cc: Sergey Dyasli <sergey.dyasli@citrix.com>, Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wei.liu2@citrix.com>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, George Dunlap <George.Dunlap@eu.citrix.com>, Xin Li <xin.li@citrix.com>, Tim Deegan <tim@xen.org>, Jan Beulich <JBeulich@suse.com>, Andrew Cooper <andrew.cooper3@citrix.com>, Ming Lu <ming.lu@citrix.com>, Daniel De Graaf <dgdegra@tycho.nsa.gov>
List-Id: xen-devel@lists.xenproject.org
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